2156775180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{2707}}^1$

素因数の和:3004

約数の個数: 144

約数和(自身を含む): 7053451776

約数和(自身を除く): 4896676596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 271, 294, 420, 490, 542, 588, 735, 813, 980, 1084, 1355, 1470, 1626, 1897, 2707, 2710, 2940, 3252, 3794, 4065, 5414, 5420, 5691, 7588, 8121, 8130, 9485, 10828, 11382, 13279, 13535, 16242, 16260, 18949, 18970, 22764, 26558, 27070, 28455, 32484, 37898, 37940, 39837, 40605, 53116, 54140, 56847, 56910, 66395, 75796, 79674, 81210, 94745, 113694, 113820, 132643, 132790, 159348, 162420, 189490, 199185, 227388, 265286, 265580, 284235, 378980, 397929, 398370, 530572, 568470, 663215, 733597, 795858, 796740, 1136940, 1326430, 1467194, 1591716, 1989645, 2200791, 2652860, 2934388, 3667985, 3979290, 4401582, 5135179, 7335970, 7958580, 8803164, 10270358, 11003955, 14671940, 15405537, 20540716, 22007910, 25675895, 30811074, 35946253, 44015820, 51351790, 61622148, 71892506, 77027685, 102703580, 107838759, 143785012, 154055370, 179731265, 215677518, 308110740, 359462530, 431355036, 539193795, 718925060, 1078387590, 2156775180]

約数ペア:

[(1, 2156775180), (2, 1078387590), (3, 718925060), (4, 539193795), (5, 431355036), (6, 359462530), (7, 308110740), (10, 215677518), (12, 179731265), (14, 154055370), (15, 143785012), (20, 107838759), (21, 102703580), (28, 77027685), (30, 71892506), (35, 61622148), (42, 51351790), (49, 44015820), (60, 35946253), (70, 30811074), (84, 25675895), (98, 22007910), (105, 20540716), (140, 15405537), (147, 14671940), (196, 11003955), (210, 10270358), (245, 8803164), (271, 7958580), (294, 7335970), (420, 5135179), (490, 4401582), (542, 3979290), (588, 3667985), (735, 2934388), (813, 2652860), (980, 2200791), (1084, 1989645), (1355, 1591716), (1470, 1467194), (1626, 1326430), (1897, 1136940), (2707, 796740), (2710, 795858), (2940, 733597), (3252, 663215), (3794, 568470), (4065, 530572), (5414, 398370), (5420, 397929), (5691, 378980), (7588, 284235), (8121, 265580), (8130, 265286), (9485, 227388), (10828, 199185), (11382, 189490), (13279, 162420), (13535, 159348), (16242, 132790), (16260, 132643), (18949, 113820), (18970, 113694), (22764, 94745), (26558, 81210), (27070, 79674), (28455, 75796), (32484, 66395), (37898, 56910), (37940, 56847), (39837, 54140), (40605, 53116)]